Home / 10,291.10-15,442.25-4,367.07

Finding the Fourth Proportional to 10,291.10, 15,442.25 and 4,367.07

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Solution

The fourth proportional to 10,291.10, 15,442.25 and 4,367.07 is: 6,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.10 : 15,442.25 = 4,367.07 : x
  2. Step 2: Convert to fraction form
    10,291.10/15,442.25 = 4,367.07/x
  3. Step 3: Cross multiply
    10,291.10x = 15,442.25 × 4,367.07
  4. Step 4: Simplify right side
    10,291.10x = 67,437,364.87
  5. Step 5: Solve for x
    x = 67,437,364.87/10,291.10
  6. Step 6: Final answer
    x = 6,552.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.